Normal life remained disrupted in India's northern state of Kashmir as curfew continued for the 16th day on Sunday in the aftermath of widespread violence over the killing of a separatist militant Burhan Wani.

Authorities, however, lifted curfew in four districts of Kashmir Valley.

Men in uniform were seen patrolling on the roads of capital city Srinagar. While vehicles stayed off roads, markets remained shut and most residents chose to stay indoors.

Mobile and broadband internet services continue to remain suspended in the valley.

India's home minister Rajnath Singh is camping in Srinagar since Saturday meeting top security personnel and administration officials.

He also had a separate meeting with Jammu and Kashmir state chief Mehbooba Mufti on Saturday and discussed the law and order situation in the volatile province.

Kashmir has been on the boil after security forces on July 08 gunned down 22-year-old Burhan Wani, leader of Hizb-ul-Mujahideen a group fighting for the independence of the state from the Indian armed forces.

Wani represented a new generation of fighters in a region where alienation runs deep even though attacks have fallen dramatically since the revolt broke out in 1989.

His killing has triggered the valley's worst outbreak of violence in six years.

At least 40 people have been killed in violence across the state. About 3,500 people have been hurt, many with eye injuries caused by pellets Indian forces have been firing from a non-lethal weapon. The injuries have fueled anger.